Finding the Third Proportional to 430,828.50 and 603,726.75
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Solution
The third proportional to 430,828.50 and 603,726.75 is: 846,011.79
Step by Step Solution
- Step 1: Write the proportion equation
430,828.50 : 603,726.75 = 603,726.75 : x - Step 2: Convert to fraction form
430,828.50/603,726.75 = 603,726.75/x - Step 3: Cross multiply
430,828.50x = 603,726.75 × 603,726.75 - Step 4: Simplify right side
430,828.50x = 364,485,988,665.56 - Step 5: Solve for x
x = 364,485,988,665.56/430,828.50 - Step 6: Final answer
x = 846,011.79
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These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.